41679821945 has 8 divisors (see below), whose sum is σ = 50700934536. Its totient is φ = 32887092096.

The previous prime is 41679821921. The next prime is 41679821947. The reversal of 41679821945 is 54912897614.

It can be written as a sum of positive squares in 4 ways, for example, as 12477113401 + 29202708544 = 111701^2 + 170888^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41679821945 - 2²⁶ = 41612713081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41679821947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57095282 + ... + 57096011.

It is an arithmetic number, because the mean of its divisors is an integer number (6337616817).

Almost surely, 2^41679821945 is an apocalyptic number.

It is an amenable number.

41679821945 is a deficient number, since it is larger than the sum of its proper divisors (9021112591).

41679821945 is a wasteful number, since it uses less digits than its factorization.

41679821945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114191371.

The product of its digits is 4354560, while the sum is 56.

The spelling of 41679821945 in words is "forty-one billion, six hundred seventy-nine million, eight hundred twenty-one thousand, nine hundred forty-five".